#pragma once

#include <iostream>
#include <pthread.h>

class Mutex
{
public:
    Mutex(pthread_mutex_t* mtx)
        :pmtx_(mtx)
    {}
    void lock()
    {
        pthread_mutex_lock(pmtx_);
    }
    void unlock()
    {
        pthread_mutex_unlock(pmtx_);
    }
    ~Mutex()
    {}
private:
    pthread_mutex_t* pmtx_;
};

//RAII风格的加锁方式

class lockGuard
{
public:
    lockGuard(pthread_mutex_t* mtx)
        :mtx_(mtx)
    {
        mtx_.lock();
    }
    ~lockGuard()
    {
        mtx_.unlock();  
    }
private:
    Mutex mtx_;
};